.PHONY:all
all:server.exe user.exe

server.exe:server.cpp
	g++  server.cpp -o server.exe -std=c++11 -g

user.exe:user.cpp
	g++ user.cpp -o user.exe -std=c++11 -g

.PHONY:clean
clean:
	rm -rf user.exe server.exe

# make file 里面不能写注释?	

